20186590907

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{21682697}}^1$

素因数の和:21682730

約数の個数: 12

約数和(自身を含む): 24718275720

約数和(自身を除く): 4531684813

約数列:

[1, 7, 19, 49, 133, 931, 21682697, 151778879, 411971243, 1062452153, 2883798701, 20186590907]

約数ペア:

[(1, 20186590907), (7, 2883798701), (19, 1062452153), (49, 411971243), (133, 151778879), (931, 21682697)]